Dental Radiology Final Exam Review
Study online at https://quizlet.com/_303l7g
1. What is a radiograph? A picture on film produced by the passage of
x-rays through an object or body.
2. What is one of the main reasons that ra- Many dental diseases are typically discovered
diographs are considered an important only through the use of dental radiographs.
and necessary part of patient care?
3. What does the nucleus of an atom con- Protons and neutrons
tain?
4. What are photons? - bundles of energy without mass or weight
- bundles of energy that travel at the speed of
light.
- they are a component of the particle concept
of electromagnetic radiation.
5. When contrasted with the use of 65 kV to The use of 85 kV to 100 kV for dental x-rays
75 kV for dental x-rays, the use of 85 kV produces more penetrating dental x-rays with
to 100 kV produces _________ x-rays and shorter wavelength.
__________ wavelengths
6. What does kVp represent? The maximum or peak voltage of an alternating
current.
7. When low kilovoltage peak settings are high contrast
used (65 kVp to 70 kVp), a film with ____
contrast will result.
8. The quantity of the x-rays produced is mAs (milliamperage)
controlled by what factor?
9. An increase in density comes from an kVP or mAs
increase in what other factor?
, Dental Radiology Final Exam Review
Study online at https://quizlet.com/_303l7g
10. According to the inverse square law, the inversely; square of the distance
intensity of radiation is ____ proportional
to the ____ from the source of radiation.
11. According to the inverse square law, if one quarter
the length of the PID is doubled, the re-
sultant beam is ____ as intense.
12. What feature do aluminum filters pro- Reduce the intensity of the x-ray beam.
vide to the tube head?
13. ____ refers to the quantity of radiation Total Dose
received or the total amount of radiation
energy absorbed.
14. Which of the following are considered to A. Bone Marrow
be radioresistant tissues? B. Salivary Glands
C. Lymph Tissue
D. Intestines
Salivary glands
15. Which are the critical organs exposed skin, thyroid gland, lens of the eye, and bone
during dental radiographic procedures marrow.
in the head and neck region?
16. Which unit of measurement is the tradi- the radiation absorbed dose (RAD)
tional unit of dose?
17. What modification in technique will re- A longer source-to-film distance will reduce pa-
duce patient exposure to radiation dur- tient exposure to radiation during dental radi-
ing dental radiographic procedures? ographic procedures.
18.
Study online at https://quizlet.com/_303l7g
1. What is a radiograph? A picture on film produced by the passage of
x-rays through an object or body.
2. What is one of the main reasons that ra- Many dental diseases are typically discovered
diographs are considered an important only through the use of dental radiographs.
and necessary part of patient care?
3. What does the nucleus of an atom con- Protons and neutrons
tain?
4. What are photons? - bundles of energy without mass or weight
- bundles of energy that travel at the speed of
light.
- they are a component of the particle concept
of electromagnetic radiation.
5. When contrasted with the use of 65 kV to The use of 85 kV to 100 kV for dental x-rays
75 kV for dental x-rays, the use of 85 kV produces more penetrating dental x-rays with
to 100 kV produces _________ x-rays and shorter wavelength.
__________ wavelengths
6. What does kVp represent? The maximum or peak voltage of an alternating
current.
7. When low kilovoltage peak settings are high contrast
used (65 kVp to 70 kVp), a film with ____
contrast will result.
8. The quantity of the x-rays produced is mAs (milliamperage)
controlled by what factor?
9. An increase in density comes from an kVP or mAs
increase in what other factor?
, Dental Radiology Final Exam Review
Study online at https://quizlet.com/_303l7g
10. According to the inverse square law, the inversely; square of the distance
intensity of radiation is ____ proportional
to the ____ from the source of radiation.
11. According to the inverse square law, if one quarter
the length of the PID is doubled, the re-
sultant beam is ____ as intense.
12. What feature do aluminum filters pro- Reduce the intensity of the x-ray beam.
vide to the tube head?
13. ____ refers to the quantity of radiation Total Dose
received or the total amount of radiation
energy absorbed.
14. Which of the following are considered to A. Bone Marrow
be radioresistant tissues? B. Salivary Glands
C. Lymph Tissue
D. Intestines
Salivary glands
15. Which are the critical organs exposed skin, thyroid gland, lens of the eye, and bone
during dental radiographic procedures marrow.
in the head and neck region?
16. Which unit of measurement is the tradi- the radiation absorbed dose (RAD)
tional unit of dose?
17. What modification in technique will re- A longer source-to-film distance will reduce pa-
duce patient exposure to radiation dur- tient exposure to radiation during dental radi-
ing dental radiographic procedures? ographic procedures.
18.
